LL Temac driver can be used by microblaze, xilinx ppc405/440
in sdma and fifo mode. DCR or XPS bus can be used.
The driver uses and requires PHYLIB.
Signed-off-by: Michal Simek <monstr(a)monstr.eu>
---
drivers/net/Makefile | 1 +
drivers/net/xilinx_ll_temac.c | 686 +++++++++++++++++++++++++++++++++++++++++
include/netdev.h | 1 +
3 files changed, 688 insertions(+), 0 deletions(-)
create mode 100644 drivers/net/xilinx_ll_temac.c
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index 819b197..4541eaf 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -84,6 +84,7 @@ COBJS-$(CONFIG_TSI108_ETH) += tsi108_eth.o
COBJS-$(CONFIG_ULI526X) += uli526x.o
COBJS-$(CONFIG_VSC7385_ENET) += vsc7385.o
COBJS-$(CONFIG_XILINX_EMACLITE) += xilinx_emaclite.o
+COBJS-$(CONFIG_XILINX_LL_TEMAC) += xilinx_ll_temac.o
COBJS := $(sort $(COBJS-y))
SRCS := $(COBJS:.o=.c)
diff --git a/drivers/net/xilinx_ll_temac.c b/drivers/net/xilinx_ll_temac.c
new file mode 100644
index 0000000..04b685d
--- /dev/null
+++ b/drivers/net/xilinx_ll_temac.c
@@ -0,0 +1,686 @@
+/*
+ * Xilinx xps_ll_temac ethernet driver for u-boot
+
+ * Copyright (C) 2008 - 2011 Michal Simek <monstr(a)monstr.eu>
+ * June 2008 Microblaze optimalization, FIFO mode support
+ *
+ * Based on Yoshio Kashiwagi kashiwagi(a)co-nss.co.jp driver
+ * Copyright (C) 2008 Nissin Systems Co.,Ltd.
+ * March 2008 created
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <config.h>
+#include <common.h>
+#include <net.h>
+#include <malloc.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <phy.h>
+#include <miiphy.h>
+
+#undef ETH_HALTING
+
+#define XTE_EMMC_LINKSPEED_MASK 0xC0000000 /* Link speed */
+/* XTE_EMCFG_LINKSPD_MASK */
+#define XTE_EMMC_LINKSPD_10 0x00000000 /* for 10 Mbit */
+#define XTE_EMMC_LINKSPD_100 0x40000000 /* for 100 Mbit */
+#define XTE_EMMC_LINKSPD_1000 0x80000000 /* forr 1000 Mbit */
+
+/* XPS_LL_TEMAC direct registers definition */
+#define TEMAC_LSW0 0x24
+#define TEMAC_CTL0 0x28
+#define TEMAC_RDY0 0x2c
+
+#define XTE_RSE_MIIM_RR_MASK 0x0002
+#define XTE_RSE_MIIM_WR_MASK 0x0004
+#define XTE_RSE_CFG_RR_MASK 0x0020
+#define XTE_RSE_CFG_WR_MASK 0x0040
+
+/* XPS_LL_TEMAC indirect registers offset definition */
+#define RCW1 0x240
+#define TC 0x280
+#define EMMC 0x300
+#define MC 0x340
+#define UAW0 0x380
+#define UAW1 0x384
+#define AFM 0x390
+#define MIIMWD 0x3b0
+#define MIIMAI 0x3b4
+
+#define CNTLREG_WRITE_ENABLE_MASK 0x8000
+
+#define MDIO_ENABLE_MASK 0x40
+#define MDIO_CLOCK_DIV_100MHz 0x28
+
+/* Backwards compatibility to older xparameters.h files */
+#ifndef XILINX_LLTEMAC_SDMA_USE_DCR
+#define XILINX_LLTEMAC_SDMA_USE_DCR 0
+#endif
+
+#ifdef XILINX_LLTEMAC_FIFO_BASEADDR
+# define FIFO_MODE 1
+#elif XILINX_LLTEMAC_SDMA_CTRL_BASEADDR
+# define SDMA_MODE 1
+# if XILINX_LLTEMAC_SDMA_USE_DCR == 1
+
+static void mtdcr_local(u32 reg, u32 val)
+{
+ mtdcr(0x00, reg);
+ mtdcr(0x01, val);
+}
+
+static u32 mfdcr_local(u32 reg)
+{
+ u32 val;
+ mtdcr(0x00, reg);
+ val = mfdcr(0x01);
+ return val;
+}
+
+# define sdma_out_be32(addr, offset, val) \
+ mtdcr_local((u32) (addr + offset), (val))
+# define sdma_in_be32(addr, offset) mfdcr_local((u32) (addr + offset))
+
+# else
+# define sdma_out_be32(addr, offset, val) \
+ out_be32((u32 *)(addr + offset * 4), (val))
+# define sdma_in_be32(addr, offset) in_be32((u32 *)(addr + offset * 4))
+# endif
+#else
+# error Xilinx LL Temac: Unsupported mode - Please setup SDMA or FIFO mode
+#endif
+
+#ifdef SDMA_MODE
+/* XPS_LL_TEMAC SDMA registers definition */
+# define TX_CURDESC_PTR 0x03
+# define TX_TAILDESC_PTR 0x04
+# define TX_CHNL_CTRL 0x05
+# define TX_IRQ_REG 0x06
+# define TX_CHNL_STS 0x07
+# define RX_NXTDESC_PTR 0x08
+# define RX_CURDESC_PTR 0x0b
+# define RX_TAILDESC_PTR 0x0c
+# define RX_CHNL_CTRL 0x0d
+# define RX_IRQ_REG 0x0e
+# define RX_CHNL_STS 0x0f
+# define DMA_CONTROL_REG 0x10
+
+/* CDMAC descriptor status bit definitions */
+# define BDSTAT_STOP_ON_END_MASK 0x20
+# define BDSTAT_COMPLETED_MASK 0x10
+# define BDSTAT_SOP_MASK 0x08
+# define BDSTAT_EOP_MASK 0x04
+# define CHNL_STS_ERROR_MASK 0x80
+
+/* All interrupt enable bits */
+#define XLLDMA_CR_IRQ_ALL_EN_MASK 0x00000087
+/* All interrupt bits */
+#define XLLDMA_IRQ_ALL_MASK 0x0000001F
+/* Disable error when 2 or 4 bit coalesce counter overflows */
+#define XLLDMA_DMACR_RX_OVERFLOW_ERR_DIS_MASK 0x00000010
+/* Disable error when 2 or 4 bit coalesce counter overflows */
+#define XLLDMA_DMACR_TX_OVERFLOW_ERR_DIS_MASK 0x00000008
+/* Enable use of tail pointer register */
+#define XLLDMA_DMACR_TAIL_PTR_EN_MASK 0x00000004
+
+/* SDMA Buffer Descriptor */
+typedef struct cdmac_bd_t {
+ struct cdmac_bd_t *next_p;
+ unsigned char *phys_buf_p;
+ unsigned long buf_len;
+ unsigned char stat;
+ unsigned char app1_1;
+ unsigned short app1_2;
+ unsigned long app2;
+ unsigned long app3;
+ unsigned long app4;
+ unsigned long app5;
+} cdmac_bd __attribute((aligned(32))) ;
+
+static cdmac_bd tx_bd;
+static cdmac_bd rx_bd;
+#endif
+
+#ifdef FIFO_MODE
+typedef struct ll_fifo_s {
+ int isr; /* Interrupt Status Register 0x0 */
+ int ier; /* Interrupt Enable Register 0x4 */
+ int tdfr; /* Transmit data FIFO reset 0x8 */
+ int tdfv; /* Transmit data FIFO Vacancy 0xC */
+ int tdfd; /* Transmit data FIFO 32bit wide data write port 0x10 */
+ int tlf; /* Write Transmit Length FIFO 0x14 */
+ int rdfr; /* Read Receive data FIFO reset 0x18 */
+ int rdfo; /* Receive data FIFO Occupancy 0x1C */
+ int rdfd; /* Read Receive data FIFO 32bit wide data read port 0x20 */
+ int rlf; /* Read Receive Length FIFO 0x24 */
+ int llr; /* Read LocalLink reset 0x28 */
+} ll_fifo_s;
+
+ll_fifo_s *ll_fifo = (ll_fifo_s *) (XILINX_LLTEMAC_FIFO_BASEADDR);
+#endif
+
+#ifdef SDMA_MODE
+static unsigned char tx_buffer[PKTSIZE_ALIGN ] __attribute((aligned(32)));
+#endif
+static unsigned char rx_buffer[PKTSIZE_ALIGN ] __attribute((aligned(32)));
+
+struct ll_priv {
+ unsigned int sdma;
+ unsigned int use_dcr;
+ int phyaddr;
+ unsigned int initialized;
+
+ struct phy_device *phydev;
+ struct mii_dev *bus;
+};
+
+static inline void temac_out_be32(u32 addr, u32 offset, u32 val)
+{
+ out_be32((u32 *)(addr + offset), val);
+}
+
+static inline u32 temac_in_be32(u32 addr, u32 offset)
+{
+ return in_be32((u32 *)(addr + offset));
+}
+
+#if defined(DEBUG) || defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
+/* undirect hostif write to ll_temac */
+static void xps_ll_temac_hostif_set(struct eth_device *dev, int emac,
+ int phy_addr, int reg_addr, int phy_data)
+{
+ temac_out_be32(dev->iobase, TEMAC_LSW0, phy_data);
+ temac_out_be32(dev->iobase, TEMAC_CTL0,
+ CNTLREG_WRITE_ENABLE_MASK | MIIMWD);
+ temac_out_be32(dev->iobase, TEMAC_LSW0, (phy_addr << 5) | (reg_addr));
+ temac_out_be32(dev->iobase, TEMAC_CTL0,
+ CNTLREG_WRITE_ENABLE_MASK | MIIMAI | (emac << 10));
+ while (!(temac_in_be32(dev->iobase, TEMAC_RDY0) & XTE_RSE_MIIM_WR_MASK))
+ ;
+}
+#endif
+
+/* undirect hostif read from ll_temac */
+static unsigned int xps_ll_temac_hostif_get(struct eth_device *dev,
+ int emac, int phy_addr, int reg_addr)
+{
+ temac_out_be32(dev->iobase, TEMAC_LSW0, (phy_addr << 5) | (reg_addr));
+ temac_out_be32(dev->iobase, TEMAC_CTL0, MIIMAI | (emac << 10));
+ while (!(temac_in_be32(dev->iobase, TEMAC_RDY0) & XTE_RSE_MIIM_RR_MASK))
+ ;
+ return temac_in_be32(dev->iobase, TEMAC_LSW0);
+}
+
+/* undirect write to ll_temac */
+static void xps_ll_temac_indirect_set(struct eth_device *dev,
+ int emac, int reg_offset, int reg_data)
+{
+ temac_out_be32(dev->iobase, TEMAC_LSW0, reg_data);
+ temac_out_be32(dev->iobase, TEMAC_CTL0,
+ CNTLREG_WRITE_ENABLE_MASK | (emac << 10) | reg_offset);
+ while (!(temac_in_be32(dev->iobase, TEMAC_RDY0) & XTE_RSE_CFG_WR_MASK))
+ ;
+}
+
+/* undirect read from ll_temac */
+static int xps_ll_temac_indirect_get(struct eth_device *dev,
+ int emac, int reg_offset)
+{
+ temac_out_be32(dev->iobase, TEMAC_CTL0, (emac << 10) | reg_offset);
+ while (!(temac_in_be32(dev->iobase, TEMAC_RDY0) & XTE_RSE_CFG_RR_MASK))
+ ;
+ return temac_in_be32(dev->iobase, TEMAC_LSW0);
+}
+
+#ifdef DEBUG
+/* read from phy */
+static void read_phy_reg(struct eth_device *dev, int phy_addr)
+{
+ int j, result;
+ debug("phy%d ", phy_addr);
+ for (j = 0; j < 32; j++) {
+ result = xps_ll_temac_hostif_get(dev, 0, phy_addr, j);
+ debug("%d: 0x%x ", j, result);
+ }
+ debug("\n");
+}
+#endif
+
+/* setting ll_temac and phy to proper setting */
+static int xps_ll_temac_phy_ctrl(struct eth_device *dev)
+{
+#ifdef CONFIG_PHYLIB
+ int i;
+ unsigned int temp, speed;
+ struct ll_priv *priv = dev->priv;
+ struct phy_device *phydev;
+
+ u32 supported = (SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Half |
+ SUPPORTED_1000baseT_Full);
+
+ if (priv->phyaddr == -1) {
+ for (i = 31; i >= 0; i--) {
+ temp = xps_ll_temac_hostif_get(dev, 0, i, 1);
+ if ((temp & 0x0ffff) != 0x0ffff) {
+ debug("phy %x result %x\n", i, temp);
+ priv->phyaddr = i;
+ break;
+ }
+ }
+ }
+
+ /* interface - look at tsec */
+ phydev = phy_connect(priv->bus, priv->phyaddr, dev, 0);
+
+ phydev->supported &= supported;
+ phydev->advertising = phydev->supported;
+ priv->phydev = phydev;
+ phy_config(phydev);
+ phy_startup(phydev);
+
+ switch (phydev->speed) {
+ case 1000:
+ speed = XTE_EMMC_LINKSPD_1000;
+ break;
+ case 100:
+ speed = XTE_EMMC_LINKSPD_100;
+ break;
+ case 10:
+ speed = XTE_EMMC_LINKSPD_10;
+ break;
+ default:
+ return 0;
+ }
+ temp = xps_ll_temac_indirect_get(dev, 0, EMMC) &
+ (~XTE_EMMC_LINKSPEED_MASK);
+ temp |= speed;
+ xps_ll_temac_indirect_set(dev, 0, EMMC, temp);
+
+ return 1;
+
+#else
+ puts("Enable PHYLIB support!\n");
+ return 0;
+#endif
+}
+
+#ifdef SDMA_MODE
+static inline int xps_ll_temac_dma_error(struct eth_device *dev)
+{
+ int err;
+ struct ll_priv *priv = dev->priv;
+
+ /* Check for TX and RX channel errrors. */
+ err = sdma_in_be32(priv->sdma, TX_CHNL_STS) & CHNL_STS_ERROR_MASK;
+ err |= sdma_in_be32(priv->sdma, RX_CHNL_STS) & CHNL_STS_ERROR_MASK;
+ return err;
+}
+
+static void xps_ll_temac_reset_dma(struct eth_device *dev)
+{
+ u32 r;
+ struct ll_priv *priv = dev->priv;
+
+ /* Soft reset the DMA. */
+ sdma_out_be32(priv->sdma, DMA_CONTROL_REG, 0x00000001);
+ while (sdma_in_be32(priv->sdma, DMA_CONTROL_REG) & 1)
+ ;
+
+ /* Now clear the interrupts. */
+ r = sdma_in_be32(priv->sdma, TX_CHNL_CTRL);
+ r &= ~XLLDMA_CR_IRQ_ALL_EN_MASK;
+ sdma_out_be32(priv->sdma, TX_CHNL_CTRL, r);
+
+ r = sdma_in_be32(priv->sdma, RX_CHNL_CTRL);
+ r &= ~XLLDMA_CR_IRQ_ALL_EN_MASK;
+ sdma_out_be32(priv->sdma, RX_CHNL_CTRL, r);
+
+ /* Now ACK pending IRQs. */
+ sdma_out_be32(priv->sdma, TX_IRQ_REG, XLLDMA_IRQ_ALL_MASK);
+ sdma_out_be32(priv->sdma, RX_IRQ_REG, XLLDMA_IRQ_ALL_MASK);
+
+ /* Set tail-ptr mode, disable errors for both channels. */
+ sdma_out_be32(priv->sdma, DMA_CONTROL_REG,
+ XLLDMA_DMACR_TAIL_PTR_EN_MASK |
+ XLLDMA_DMACR_RX_OVERFLOW_ERR_DIS_MASK |
+ XLLDMA_DMACR_TX_OVERFLOW_ERR_DIS_MASK);
+}
+
+/* bd init */
+static void xps_ll_temac_bd_init(struct eth_device *dev)
+{
+ struct ll_priv *priv = dev->priv;
+ memset((void *)&tx_bd, 0, sizeof(cdmac_bd));
+ memset((void *)&rx_bd, 0, sizeof(cdmac_bd));
+
+ rx_bd.phys_buf_p = &rx_buffer[0];
+
+ rx_bd.next_p = &rx_bd;
+ rx_bd.buf_len = PKTSIZE_ALIGN ;
+ flush_cache((u32)&rx_bd, sizeof(cdmac_bd));
+ flush_cache((u32)rx_bd.phys_buf_p, PKTSIZE_ALIGN );
+
+ sdma_out_be32(priv->sdma, RX_CURDESC_PTR, (u32)&rx_bd);
+ sdma_out_be32(priv->sdma, RX_TAILDESC_PTR, (u32)&rx_bd);
+ /* setup first fd */
+ sdma_out_be32(priv->sdma, RX_NXTDESC_PTR, (u32)&rx_bd);
+
+ tx_bd.phys_buf_p = &tx_buffer[0];
+ tx_bd.next_p = &tx_bd;
+
+ flush_cache((u32)&tx_bd, sizeof(cdmac_bd));
+ sdma_out_be32(priv->sdma, TX_CURDESC_PTR, (u32)&tx_bd);
+}
+
+static int xps_ll_temac_send_sdma(struct eth_device *dev,
+ unsigned char *buffer, int length)
+{
+ struct ll_priv *priv = dev->priv;
+
+ if (xps_ll_temac_dma_error(dev)) {
+ xps_ll_temac_reset_dma(dev);
+ xps_ll_temac_bd_init(dev);
+ }
+
+ memcpy(tx_buffer, buffer, length);
+ flush_cache((u32)tx_buffer, length);
+
+ tx_bd.stat = BDSTAT_SOP_MASK | BDSTAT_EOP_MASK |
+ BDSTAT_STOP_ON_END_MASK;
+ tx_bd.buf_len = length;
+ flush_cache((u32)&tx_bd, sizeof(cdmac_bd));
+
+ sdma_out_be32(priv->sdma, TX_CURDESC_PTR, (u32)&tx_bd);
+ sdma_out_be32(priv->sdma, TX_TAILDESC_PTR, (u32)&tx_bd); /* DMA start */
+
+ do {
+ flush_cache((u32)&tx_bd, sizeof(cdmac_bd));
+ } while (!(((volatile int)tx_bd.stat) & BDSTAT_COMPLETED_MASK));
+
+ return 0;
+}
+
+static int xps_ll_temac_recv_sdma(struct eth_device *dev)
+{
+ int length;
+ struct ll_priv *priv = dev->priv;
+
+ if (xps_ll_temac_dma_error(dev)) {
+ xps_ll_temac_reset_dma(dev);
+ xps_ll_temac_bd_init(dev);
+ }
+
+ flush_cache((u32)&rx_bd, sizeof(cdmac_bd));
+
+ if (!(rx_bd.stat & BDSTAT_COMPLETED_MASK))
+ return 0;
+
+ /* Read out the packet info and start the DMA
+ onto the second buffer to enable the ethernet rx
+ path to run in parallel with sw processing
+ packets. */
+ length = rx_bd.app5 & 0x3FFF;
+ if (length > 0)
+ NetReceive(rx_bd.phys_buf_p, length);
+
+ /* flip the buffer and re-enable the DMA. */
+ flush_cache((u32)rx_bd.phys_buf_p, length);
+
+ rx_bd.buf_len = PKTSIZE_ALIGN ;
+ rx_bd.stat = 0;
+ rx_bd.app5 = 0;
+
+ flush_cache((u32)&rx_bd, sizeof(cdmac_bd));
+ sdma_out_be32(priv->sdma, RX_TAILDESC_PTR, (u32)&rx_bd);
+
+ return length;
+}
+#endif
+
+#ifdef FIFO_MODE
+#ifdef DEBUG
+static void debugll(int count)
+{
+ printf("%d fifo isr 0x%08x, fifo_ier 0x%08x, fifo_rdfr 0x%08x, "
+ "fifo_rdfo 0x%08x fifo_rlr 0x%08x\n", count, ll_fifo->isr,
+ ll_fifo->ier, ll_fifo->rdfr, ll_fifo->rdfo, ll_fifo->rlf);
+}
+#endif
+
+static int xps_ll_temac_send_fifo(unsigned char *buffer, int length)
+{
+ u32 *buf = (u32 *)buffer;
+ u32 len, i, val;
+
+ len = (length / 4) + 1;
+
+ for (i = 0; i < len; i++) {
+ val = *buf++;
+ ll_fifo->tdfd = val;
+ }
+
+ ll_fifo->tlf = length;
+
+ return 0;
+}
+
+static int xps_ll_temac_recv_fifo(void)
+{
+ u32 len = 0;
+ u32 len2, i, val;
+ u32 *buf = (u32 *)&rx_buffer;
+
+ if (ll_fifo->isr & 0x04000000) {
+ ll_fifo->isr = 0xffffffff; /* reset isr */
+
+ /* while (ll_fifo->isr); */
+ len = ll_fifo->rlf & 0x7FF;
+ len2 = (len / 4) + 1;
+
+ for (i = 0; i < len2; i++) {
+ val = ll_fifo->rdfd;
+ *buf++ = val ;
+ }
+
+ /* debugll(1); */
+ NetReceive((uchar *)&rx_buffer, len);
+ }
+ return len;
+}
+#endif
+
+/* setup mac addr */
+static int xps_ll_temac_addr_setup(struct eth_device *dev)
+{
+ int val;
+
+ /* set up unicast MAC address filter */
+ val = ((dev->enetaddr[3] << 24) | (dev->enetaddr[2] << 16) |
+ (dev->enetaddr[1] << 8) | (dev->enetaddr[0]));
+ xps_ll_temac_indirect_set(dev, 0, UAW0, val);
+ val = (dev->enetaddr[5] << 8) | dev->enetaddr[4] ;
+ xps_ll_temac_indirect_set(dev, 0, UAW1, val);
+
+ return 0;
+}
+
+static int xps_ll_temac_init(struct eth_device *dev, bd_t *bis)
+{
+#ifdef SDMA_MODE
+ xps_ll_temac_reset_dma(dev);
+ xps_ll_temac_bd_init(dev);
+#endif
+#ifdef FIFO_MODE
+ ll_fifo->tdfr = 0x000000a5; /* set fifo length */
+ ll_fifo->rdfr = 0x000000a5;
+
+ /* ll_fifo->isr = 0x0; */
+ /* ll_fifo->ier = 0x0; */
+#endif
+ xps_ll_temac_indirect_set(dev, 0, MC,
+ MDIO_ENABLE_MASK | MDIO_CLOCK_DIV_100MHz);
+
+ xps_ll_temac_addr_setup(dev);
+ /* Promiscuous mode disable */
+ xps_ll_temac_indirect_set(dev, 0, AFM, 0x00000000);
+ /* Enable Receiver */
+ xps_ll_temac_indirect_set(dev, 0, RCW1, 0x10000000);
+ /* Enable Transmitter */
+ xps_ll_temac_indirect_set(dev, 0, TC, 0x10000000);
+ return 0;
+}
+
+/* halt device */
+static void ll_temac_halt(struct eth_device *dev)
+{
+#ifdef ETH_HALTING
+ /* Disable Receiver */
+ xps_ll_temac_indirect_set(dev, 0, RCW1, 0x00000000);
+ /* Disable Transmitter */
+ xps_ll_temac_indirect_set(dev, 0, TC, 0x00000000);
+
+#ifdef SDMA_MODE
+ struct ll_priv *priv = dev->priv;
+ sdma_out_be32(priv->sdma, DMA_CONTROL_REG, 0x00000001);
+ while (sdma_in_be32(priv->sdma, DMA_CONTROL_REG) & 1)
+ ;
+#endif
+#ifdef FIFO_MODE
+ /* reset fifos */
+#endif
+#endif
+}
+
+static int ll_temac_init(struct eth_device *dev, bd_t *bis)
+{
+ struct ll_priv *priv = dev->priv;
+#if DEBUG
+ int i;
+#endif
+ if (priv->initialized)
+ return 0;
+
+ xps_ll_temac_init(dev, bis);
+
+ printf("%s: Xilinx XPS LocalLink Tri-Mode Ether MAC #%d at 0x%08X.\n",
+ dev->name, 0, dev->iobase);
+
+#if DEBUG
+ for (i = 0; i < 32; i++)
+ read_phy_reg(dev, i);
+#endif
+
+ if (!xps_ll_temac_phy_ctrl(dev)) {
+ ll_temac_halt(dev);
+ return -1;
+ }
+
+ priv->initialized = 1;
+ return 0;
+}
+
+static int ll_temac_send(struct eth_device *dev, volatile void *packet,
+ int length)
+{
+#ifdef SDMA_MODE
+ return xps_ll_temac_send_sdma(dev, (unsigned char *)packet, length);
+#endif
+#ifdef FIFO_MODE
+ return xps_ll_temac_send_fifo((unsigned char *)packet, length);
+#endif
+}
+
+static int ll_temac_recv(struct eth_device *dev)
+{
+#ifdef SDMA_MODE
+ return xps_ll_temac_recv_sdma(dev);
+#endif
+#ifdef FIFO_MODE
+ return xps_ll_temac_recv_fifo();
+#endif
+}
+
+static int ll_temac_miiphy_read(const char *devname, uchar addr,
+ uchar reg, ushort *val)
+{
+ struct eth_device *dev = eth_get_dev();
+
+ *val = xps_ll_temac_hostif_get(dev, 0, addr, reg); /* emac = 0 */
+
+ debug("%s 0x%x, 0x%x, 0x%x\n", __func__, addr, reg, *val);
+ return 0;
+}
+
+static int ll_temac_miiphy_write(const char *devname, uchar addr,
+ uchar reg, ushort val)
+{
+ struct eth_device *dev = eth_get_dev();
+ debug("%s 0x%x, 0x%x, 0x%x\n", __func__, addr, reg, val);
+
+ xps_ll_temac_hostif_set(dev, 0, addr, reg, val);
+
+ return 0;
+}
+
+static int ll_temac_bus_reset(struct mii_dev *bus)
+{
+ debug("Just bus reset\n");
+ return 0;
+}
+
+
+int xilinx_ll_temac_initialize(bd_t *bis, int base_addr)
+{
+ struct eth_device *dev;
+ struct ll_priv *priv;
+
+ dev = calloc(1, sizeof(*dev));
+ if (dev == NULL)
+ return -1;
+
+ dev->priv = calloc(1, sizeof(struct ll_priv));
+ if (dev->priv == NULL) {
+ free(dev);
+ return -1;
+ }
+
+ priv = dev->priv;
+
+ sprintf(dev->name, "Xlltem.%x", base_addr);
+
+ dev->iobase = base_addr;
+#ifdef SDMA_MODE
+ priv->sdma = XILINX_LLTEMAC_SDMA_CTRL_BASEADDR;
+ priv->use_dcr = XILINX_LLTEMAC_SDMA_USE_DCR;
+#endif
+
+#ifdef CONFIG_PHY_ADDR
+ priv->phyaddr = CONFIG_PHY_ADDR;
+#else
+ priv->phyaddr = -1;
+#endif
+
+ dev->init = ll_temac_init;
+ dev->halt = ll_temac_halt;
+ dev->send = ll_temac_send;
+ dev->recv = ll_temac_recv;
+
+ eth_register(dev);
+
+#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
+ miiphy_register(dev->name, ll_temac_miiphy_read, ll_temac_miiphy_write);
+ priv->bus = miiphy_get_dev_by_name(dev->name);
+
+ priv->bus->reset = ll_temac_bus_reset;
+#endif
+ return 1;
+}
diff --git a/include/netdev.h b/include/netdev.h
index 5abafbc..a215e0f 100644
--- a/include/netdev.h
+++ b/include/netdev.h
@@ -91,6 +91,7 @@ int tsi108_eth_initialize(bd_t *bis);
int uec_standard_init(bd_t *bis);
int uli526x_initialize(bd_t *bis);
int xilinx_emaclite_initialize (bd_t *bis, int base_addr, int txpp, int rxpp);
+int xilinx_ll_temac_initialize(bd_t *bis, int base_addr);
int sh_eth_initialize(bd_t *bis);
int dm9000_initialize(bd_t *bis);
int fecmxc_initialize(bd_t *bis);
--
1.5.5.6
